CVE-2019-15801
No fix known EPSS 1%
An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. The firmware image contains encrypted passwords that are used to authenticate users wishing to access a diagnostics or password-recovery menu. Using the hardcoded cryptographic key found elsewhere in the firmware, these passwords can be decrypted. This is related to fds_sys_passDebugPasswd_ret() and fds_sys_passRecoveryPasswd_ret() in libfds.so.0.0.
Products: zyxel gs1900-8_firmware, zyxel gs1900-8hp_firmware, zyxel gs1900-10hp_firmware, zyxel gs1900-16_firmware, zyxel gs1900-24e_firmware, zyxel gs1900-24_firmware, zyxel gs1900-24hp_firmware, zyxel gs1900-48_firmware, zyxel gs1900-48hp_firmware